Behringer JT-2: a single Jupiter-8 voice in analog, in a Eurorack/desktop box — now shipping

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Behringer is finally shipping the JT-2, an analog paraphonic synthesizer that packs a single voice of the legendary Roland Jupiter-8 into an 80 HP Eurorack module that also works standalone on your desk. Dual VCOs, a switchable low-pass filter and an onboard arpeggiator, all for around $189 street : the most direct route to Jupiter tone at this price yet.

One Jupiter-8 voice, not a polyphonic reissue

The JT-2’s logic is simple and refreshingly honest : a full eight-voice Jupiter-8 clone will never hit a consumer price, so Behringer isolates a single voice and runs it paraphonically. You don’t get the eight-voice wash of the original, but you do get what actually defines the instrument : the oscillator behavior, the filter color and the envelope response. If you want Jupiter flavor in a rack without spending used-car money, the math adds up.

The format is the real selling point. The JT-2 is an 80 HP Eurorack module that sits flat on a desk or drops straight into a modular system. This is no toy : it’s a genuine analog circuit with the I/O to match.

Top view of the Behringer JT-2 and its Jupiter-style buttons
Credit: Behringer

Under the hood : dual VCOs, switchable filter, two envelopes

At the core sit two VCOs serving up saw, triangle, square and pulse plus noise, with pulse-width modulation, hard sync and cross-modulation on tap — enough for silky pads, gnarly basses and cutting leads alike. The signal then hits a Jupiter-style resonant low-pass filter with switchable 12 and 24 dB/octave slopes : the former keeps air up top, the latter digs in harder. A dedicated high-pass filter rounds things out for trimming the low end.

For modulation, two analog ADSR envelopes with key follow drive the VCOs, filter and VCA, backed by a multi-waveform LFO and a four-mode, sync-able arpeggiator. An autotune routine keeps pitch stable — historically the Achilles’ heel of budget analog gear.

FeatureDetail
Oscillators2 VCOs (saw, triangle, square/pulse, noise) · PWM, hard sync, cross-mod
FilterJupiter-style resonant low-pass, switchable 12 / 24 dB slopes · dedicated high-pass
Envelopes2 × analog ADSR with key follow (VCO, VCF, VCA)
Modulation1 multi-wave LFO · 4-mode sync-able arpeggiator
Format80 HP Eurorack module / desktop · autotune
Street price$189 global MSRP · ~£154 / €177 (Thomann) · $259 (Sweetwater US)

Every jack you need, front panel included

Behringer paid attention to workflow. Up front you get a mini-DIN MIDI input, master volume and tune, plus 3.5 mm jacks for CV/Gate, sync and audio, and a headphone out — handy for quiet playing without patching to a mixer. The Jupiter-inspired colored buttons along the bottom drive the arpeggiator. Round the back sits the brand’s familiar Eurorack layout : a 6.35 mm audio out, MIDI Thru and a USB port, while CV inputs for pitch and filter open the door to modular patching.

Front and rear panels of the Behringer JT-2 and its I/O
Credit: Behringer

My take

I’ve never been dogmatic about all-analog : what matters is the sonic result and the build quality, not the label on the box. The JT-2 is compelling precisely because it doesn’t lie about what it is — one Jupiter voice, paraphonic, sold as such, with no marketing fairy tale about resurrecting the eight-voice beast. At this price the real question isn’t « is it a real Jupiter ? » — it isn’t — but « does the analog grain give you something audible you can’t get elsewhere ? ». On those VCOs and that switchable filter, the answer leans yes. Stack two or three over MIDI and you rebuild a very respectable polyphony for the cost of one high-end plugin.

Price and availability

The JT-2 carries a $189 global MSRP (excluding the US), landing around £154/€177 at Thomann and $259 at Sweetwater stateside. After a long road from its first showing, the module is now in stock and shipping, including across Europe. A strong pick for anyone who wants that Jupiter filter without leaving the Eurorack world.

Related reading : Behringer’s parent company loses its polyphonic-tuning case against Boss, our look at the Tom Horn SinTH2 and the pocket-sized M-VAVE FM-1. Product page at behringer.com.

The Behringer JT-2 in a Eurorack setup
Credit: Behringer
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About Author

After 20+ years in professional audio: live sound engineering, studio technical direction (Deep Forest, Pierre Jacquot), head of digital marketing at Playback.fr. A first-hand witness to the analog-to-digital shift, I track the whole audio landscape and break it down here — no fluff.